<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="API documentation for the Rust `check_blackholes` fn in crate `game`."><metaname="keywords"content="rust, rustlang, rust-lang, check_blackholes"><title>game::edit::validate::check_blackholes - Rust</title><linkrel="stylesheet"type="text/css"href="../../../normalize.css"><linkrel="stylesheet"type="text/css"href="../../../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../../../dark.css"><linkrel="stylesheet"type="text/css"href="../../../light.css"id="themeStyle"><scriptsrc="../../../storage.js"></script><noscript><linkrel="stylesheet"href="../../../noscript.css"></noscript><linkrel="shortcut icon"href="../../../favicon.ico"><styletype="text/css">#crate-search{background-image:url("../../../down-arrow.svg");}</style></head><bodyclass="rustdoc fn"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="sidebar"><divclass="sidebar-menu">☰</div><ahref='../../../game/index.html'><divclass='logo-container'><imgsrc='../../../rust-logo.png'alt='logo'></div></a><divclass="sidebar-elems"><pclass='location'><ahref='../../index.html'>game</a>::<wbr><ahref='../index.html'>edit</a>::<wbr><ahref='index.html'>validate</a></p><script>window.sidebarCurrent={name:'check_blackholes',ty:'fn',relpath:''};</script><scriptdefersrc="sidebar-items.js"></script></div></nav><divclass="theme-picker"><buttonid="theme-picker"aria-label="Pick another theme!"><imgsrc="../../../brush.svg"width="18"alt="Pick another theme!"></button><divid="theme-choices"></div></div><scriptsrc="../../../theme.js"></script><navclass="sub"><formclass="search-form"><divclass="search-container"><div><selectid="crate-search"><optionvalue="All crates">All crates</option></select><inputclass="search-input"name="search"disabledautocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"></div><aid="settings-menu"href="../../../settings.html"><imgsrc="../../../wheel.svg"width="18"alt="Change settings"></a></div></form></nav><sectionid="main"class="content"><h1class='fqn'><spanclass='out-of-band'><spanid='render-detail'><aid="toggle-all-docs"href="javascript:void(0)"title="collapse all docs">[<spanclass='inner'>−</span>]</a></span><aclass='srclink'href='../../../src/game/edit/validate.rs.html#62-114'title='goto source code'>[src]</a></span><spanclass='in-band'>Function <ahref='../../index.html'>game</a>::<wbr><ahref='../index.html'>edit</a>::<wbr><ahref='index.html'>validate</a>::<wbr><aclass="fn"href=''>check_blackholes</a></span></h1><preclass='rust fn'>pub fn check_blackholes(<br> ctx: &mut EventCtx, <br> app: &mut <aclass="struct"href="../../../game/app/struct.App.html"title="struct game::app::App">App</a>, <br> cmd: <aclass="enum"href="../../../map_model/edits/enum.EditCmd.html"title="enum map_model::edits::EditCmd">EditCmd</a><br>) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><<aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html"title="struct alloc::boxed::Box">Box</a><dyn <aclass="trait"href="../../../game/game/trait.State.html"title="trait game::game::State">State</a>>></pre></section><sectionid="search"class="content hidden"></section><sectionclass="footer"></section><script>window.rootPath="../../../";window.currentCrate="game";</script><scriptsrc="../../../main.js"></script><scriptdefersrc="../../../search-index.js"></script></body></html>